Question:3 E-books, an online book retailer, has two operating departments corporate sales and consumer sales-and two support departments-human resources and information systems. Each sales department conducts merchandising and marketing operations independently. E-books uses number of employees to allocate human resources costs and processing time to allocate information systems costs. The following data are available for September 2012: SUPPORT DEPARTMENTS OPERATING DEPARTMENTS Corporate Consumer Sales Sales Human Information Resources Systems $72,700 $234,400 $998,270 $489,860 Budgeted costs incurred before any interdepartment cost allocations Support work supplied by human resources department Budgeted number of employees Budgeted processing time (in minutes) 21 42 28 320 1,920 1,600 Required (10 Marks) 1. Rank the support departments based on the percentage of their services provided to other support departments. Use this ranking to allocate the support departments' costs to the operating departments based on the step-down method. 4/5